71289900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:429

約数の個数: 216

約数和(自身を含む): 257275200

約数和(自身を除く): 185985300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 25, 30, 33, 36, 38, 44, 45, 50, 55, 57, 60, 66, 75, 76, 90, 95, 99, 100, 110, 114, 132, 150, 165, 171, 180, 190, 198, 209, 220, 225, 228, 275, 285, 300, 330, 342, 379, 380, 396, 418, 450, 475, 495, 550, 570, 627, 660, 684, 758, 825, 836, 855, 900, 950, 990, 1045, 1100, 1137, 1140, 1254, 1425, 1516, 1650, 1710, 1881, 1895, 1900, 1980, 2090, 2274, 2475, 2508, 2850, 3135, 3300, 3411, 3420, 3762, 3790, 4169, 4180, 4275, 4548, 4950, 5225, 5685, 5700, 6270, 6822, 7201, 7524, 7580, 8338, 8550, 9405, 9475, 9900, 10450, 11370, 12507, 12540, 13644, 14402, 15675, 16676, 17055, 17100, 18810, 18950, 20845, 20900, 21603, 22740, 25014, 28425, 28804, 31350, 34110, 36005, 37521, 37620, 37900, 41690, 43206, 47025, 50028, 56850, 62535, 62700, 64809, 68220, 72010, 75042, 79211, 83380, 85275, 86412, 94050, 104225, 108015, 113700, 125070, 129618, 144020, 150084, 158422, 170550, 180025, 187605, 188100, 208450, 216030, 237633, 250140, 259236, 312675, 316844, 324045, 341100, 360050, 375210, 396055, 416900, 432060, 475266, 540075, 625350, 648090, 712899, 720100, 750420, 792110, 938025, 950532, 1080150, 1188165, 1250700, 1296180, 1425798, 1584220, 1620225, 1876050, 1980275, 2160300, 2376330, 2851596, 3240450, 3564495, 3752100, 3960550, 4752660, 5940825, 6480900, 7128990, 7921100, 11881650, 14257980, 17822475, 23763300, 35644950, 71289900]

約数ペア:

[(1, 71289900), (2, 35644950), (3, 23763300), (4, 17822475), (5, 14257980), (6, 11881650), (9, 7921100), (10, 7128990), (11, 6480900), (12, 5940825), (15, 4752660), (18, 3960550), (19, 3752100), (20, 3564495), (22, 3240450), (25, 2851596), (30, 2376330), (33, 2160300), (36, 1980275), (38, 1876050), (44, 1620225), (45, 1584220), (50, 1425798), (55, 1296180), (57, 1250700), (60, 1188165), (66, 1080150), (75, 950532), (76, 938025), (90, 792110), (95, 750420), (99, 720100), (100, 712899), (110, 648090), (114, 625350), (132, 540075), (150, 475266), (165, 432060), (171, 416900), (180, 396055), (190, 375210), (198, 360050), (209, 341100), (220, 324045), (225, 316844), (228, 312675), (275, 259236), (285, 250140), (300, 237633), (330, 216030), (342, 208450), (379, 188100), (380, 187605), (396, 180025), (418, 170550), (450, 158422), (475, 150084), (495, 144020), (550, 129618), (570, 125070), (627, 113700), (660, 108015), (684, 104225), (758, 94050), (825, 86412), (836, 85275), (855, 83380), (900, 79211), (950, 75042), (990, 72010), (1045, 68220), (1100, 64809), (1137, 62700), (1140, 62535), (1254, 56850), (1425, 50028), (1516, 47025), (1650, 43206), (1710, 41690), (1881, 37900), (1895, 37620), (1900, 37521), (1980, 36005), (2090, 34110), (2274, 31350), (2475, 28804), (2508, 28425), (2850, 25014), (3135, 22740), (3300, 21603), (3411, 20900), (3420, 20845), (3762, 18950), (3790, 18810), (4169, 17100), (4180, 17055), (4275, 16676), (4548, 15675), (4950, 14402), (5225, 13644), (5685, 12540), (5700, 12507), (6270, 11370), (6822, 10450), (7201, 9900), (7524, 9475), (7580, 9405), (8338, 8550)]